Home / 1,065,115.30-1,597,672.95-827,169.70

Finding the Fourth Proportional to 1,065,115.30, 1,597,672.95 and 827,169.70

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Solution

The fourth proportional to 1,065,115.30, 1,597,672.95 and 827,169.70 is: 1,240,754.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,115.30 : 1,597,672.95 = 827,169.70 : x
  2. Step 2: Convert to fraction form
    1,065,115.30/1,597,672.95 = 827,169.70/x
  3. Step 3: Cross multiply
    1,065,115.30x = 1,597,672.95 × 827,169.70
  4. Step 4: Simplify right side
    1,065,115.30x = 1,321,546,654,749.62
  5. Step 5: Solve for x
    x = 1,321,546,654,749.62/1,065,115.30
  6. Step 6: Final answer
    x = 1,240,754.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.